Hengshui Yitong Pipe Industry Co.,Ltd. Is the professional corrugated metal culvert pipes manufacturer. Their main products include 4 types of culvert pipes and irregular-shaped pipes, annual capacity is 500,000 meters, the company obtained ISO9000 quality and ISO14000 certificates, they can produce American and European standard products according to the customers' requirements. As a leading company in corrugated culverts pipes manufacturing, they focus on providing professional service and prompt lead time, producing quality products at competitive price. The point we need to pay attention during the application is the corrosion of the corrugated metal culvert pipe.
For longer structure durability (especially in aggressive environment) there is a possibility of the additional corrosion protection by epoxy painting. Protection of structure both with zinc coating and epoxy coating creates duplex system. Also, after assembly, we can make the duplex corrosion protection according to customers request color and materials.
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